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average sound level | |||
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Leq energy-average sound pressure level | |||
average sound level | |||
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average sound pressure level |
平均声 级 : 14 phrases in 7 subjects |
Aviation | 2 |
Geophysics | 1 |
Nautical | 1 |
Otorhinolaryngology | 1 |
Space | 2 |
Technology | 6 |
Wind Energy | 1 |